Bridgeport Station
Natural gas power plant in Fairfield County, Connecticut. 576.3 MW of nameplate capacity across 2 generators, operated by Generation Bridge II Connecticut, LLC.
Also known as Bridgeport Harbor Station · EIA plant 568
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Key facts
- Capacity
- 576.3 MWNameplate
- Generators
- 2 operatingEIA-860M, August 2026
- Operating since
- June 2019First generator online
- Operator
- Generation Bridge II Connecticut, LLCEIA operator ID 65448
- Grid
- ISO-NEBalancing authority ISNE
- Price nodes
- 1 ISONE nodeResource nodes with prices
- Location
- Fairfield County, CT41.1706, −73.1844
- EIA plant ID
- 568EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Bridgeport Station produces
Free · EIA-923Net generation, 2025
3.37 TWh
3,373,089 MWh, final
Capacity factor, 2025
66.8%
2024: 79.8%
January to July 2026
1.57 TWh
Provisional. 6 of 7 months reported
Range, 2020 to 2025
3.4–3.6
TWh a year. Low 2025, high 2020
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | 2,068,862 | Not reported | 12 of 12 |
| 2001 | 2,442,420 | Not reported | 12 of 12 |
| 2002 | 242,177 | Not reported | 1 of 12 |
| 2003 | 2,371,987 | Not reported | 10 of 12 |
| 2004 | 2,727,698 | Not reported | 12 of 12 |
| 2005 | 2,753,983 | Not reported | 12 of 12 |
| 2006 | 2,856,649 | Not reported | 12 of 12 |
| 2007 | 2,364,873 | Not reported | 12 of 12 |
| 2008 | 2,879,831 | Not reported | 12 of 12 |
| 2009 | 1,006,724 | Not reported | 12 of 12 |
| 2010 | 1,231,427 | 24.2% | 12 of 12 |
| 2011 | 484,970 | 9.5% | 12 of 12 |
| 2012 | Not reported | Not reported | 0 of 12 |
| 2013 | 47,210 | 11.3% | 1 of 12 |
| 2014 | Not reported | Not reported | 0 of 12 |
| 2015 | Not reported | Not reported | 0 of 12 |
| 2016 | Not reported | Not reported | 0 of 12 |
| 2017 | Not reported | Not reported | 0 of 12 |
| 2018 | −3,925 | -0.3% | 4 of 12 |
| 2019 | Not reported | Not reported | 0 of 12 |
| 2020 | 3,604,359 | 41.2% | 12 of 12 |
| 2021 | Not reported | Not reported | 0 of 12 |
| 2022 | Not reported | Not reported | 0 of 12 |
| 2023 | Not reported | Not reported | 0 of 12 |
| 2024 | 673,472 | 79.8% | 2 of 12 |
| 2025 | 3,373,089 | 66.8% | 12 of 12 |
| 2026 (provisional, partial year) | 1,567,973 | 62.6% | 6 of 7 |
* 2026 covers January to July and is provisional. Capacity factor is net generation divided by nameplate capacity times the hours of each reported month.
Power prices and basis
Free account · ISONEEmissions
Free · EPA CAMPDCO₂, 2025
1.34M
US short tons. 2024: 1.36M
SO₂, 2025
7
US short tons
NOx, 2025
69
US short tons
CO₂ per MWh, calculated
0.40 t
About 795 lb per MWh
1 of 1 EPA units reported CO₂ in 2025 (BHB2, BHB3, BHB4, BHB5), matched to EIA plant 568 through the EPA–EIA crosswalk. The per-MWh rate is EPA CO₂ divided by EIA-923 net generation. The two reporting boundaries can differ.
Water use
Free · EIA-923 cooling, USGSWithdrawal, 2024
Not reported
million gallons as reported; not used, see note
Consumption, 2024
Not reported
million gallons
Source
Process Water
Once-through
Watershed stress
Very low/none · 0.162
USGS SUI, HUC12 Rooster River-Frontal Long Island Sound
0 of 12 cooling months report withdrawal. SUI of the HUC12 containing the plant. Consumption is below 5% of a large reported withdrawal, so the withdrawal is not used. Blank volumes are unreported, not zero.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| 501 | Natural Gas Fired Combined Cycle | 375.7 | June 2019 |
| 502 | Natural Gas Fired Combined Cycle | 200.6 | June 2019 |
Ownership and offtake
ProOwnership and offtake are part of Pro
Owners and their shares, parent companies, and power purchase agreements with their buyers. EIA-860M lists Generation Bridge II Connecticut, LLC as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
Generation potential vs reported
Monthly potential at seasonal net capability, next to EIA-923 output. Shows how much of the plant's capability was used.
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Power plants near Bridgeport Station
More plants operated by Generation Bridge II Connecticut, LLC
Questions about Bridgeport Station
How much power does Bridgeport Station produce?
Bridgeport Station reported 3,373,089 MWh (3.37 TWh) of net generation in 2025, a 66.8% capacity factor on 576.3 MW of nameplate capacity. From January to July 2026 it reported 1.57 TWh, which is provisional.
Where is Bridgeport Station?
Bridgeport Station is in Fairfield County, Connecticut, at 41.1706, −73.1844. It is in the ISO New England Inc. balancing area (ISNE).
Who operates Bridgeport Station?
EIA-860M for August 2026 lists Generation Bridge II Connecticut, LLC as the operator (EIA operator ID 65448). The operator is not always the owner.
When did Bridgeport Station start operating?
Its first generator began operating in June 2019, according to EIA-860M.
Does InfraMap have power prices for Bridgeport Station?
Yes. InfraMap has ISONE day-ahead and real-time prices at 1 price node linked to Bridgeport Station, with the hub price and node-to-hub basis. Prices are free with an InfraMap account; pricing node names are part of InfraMap Pro.
Sources
- EIA-860 2025 (final) and EIA-860M August 2026: plant, generators, capacity, operator and location
- EIA-923 monthly net generation, 2000 to July 2026 (2026 provisional)
- EPA CAMPD annual emissions through the EPA–EIA crosswalk, 1995 to 2025
- ISONE day-ahead and real-time prices; node and hub assignments as of 2026-10-05
- EIA-923 cooling water 2024 and the USGS surface water supply and use index, Water years 2010-2020 (Oct 2009 to Sep 2020), mean of monthly values
- Plant names from OpenStreetMap, © OpenStreetMap contributors (ODbL)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page